ICC Module 3 Lesson 5 – IT Security 1 / 4 © 2015 Ph. Janson Information, Computing & Communication Security – Clip 0 – Introduction School of Computer.

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ICC Module 3 Lesson 5 – IT Security 1 / 4 © 2015 Ph. Janson Information, Computing & Communication Security – Clip 0 – Introduction School of Computer Science & Communications Ph. Janson

ICC Module 3 Lesson 5 – IT Security 2 / 4 © 2015 Ph. Janson Motivation – The digital world needs to be secured just as much as the physical world Business is increasingly carried out on line … … hence more money and power pass through Internet … hence criminality and political actions are moving on line … … because they always follow money and power

ICC Module 3 Lesson 5 – IT Security 3 / 4 © 2015 Ph. Janson Objective – Explain how to secure the digital world ►What are some basic IT security principles and the main threats to IT systems, their content, and the privacy of their users and other individuals concerned by this content ? ►What are necessary defense mechanisms to protect information, the systems that process it, and the networks that transport it ?

ICC Module 3 Lesson 5 – IT Security 4 / 4 © 2015 Ph. Janson Outline ►Information security  Clip 1 Clip 1 Basic principles Threats Defenses  Clip 2 – Privacy (protection of Personal Information = PI) Clip 2  Clip 3 – Cryptography for confidentiality Clip 3  Clip 4 – Cryptography for integrity and digital signature Clip 4 ►Communications security (between computers)  Clip 5 – Authentication of users – Passwords Clip 5  Clip 6 – Authentication of users – Biometrics & tokens Clip 6  Clip 7 – Identification of users Clip 7 ►Computing security (inside computers)  Clip 8 Clip 8 Authorization and access control A few safety tips